Almost since the birth of mobile phones there are secret codes to activate various functions and perform different diagnostics.
Below we compile a list of those codes known for Android, some specific and only functional for some manufacturers.
Device information
* # 06 #: Display of the IMEI number of the device
* # * # 1111 # * # *: Information on the FTA software version
* # * # 2222 # * # *: Information on the FTA hardware version
* # * # 1234 # * # *: Information about the PDA and firmware software version
* # * # 232337 # * # *: Shows the Bluetooth address of the smartphone
* # * # 232338 # * # *: Displays the MAC address of the WiFi card of the device
* # * # 2663 # * # *: Displays the version of the touch screen of the smartphone
* # * # 3264 # * # *: Shows which version of RAM is available on the smartphone or the tablet
* # * # 34971539 # * # *: Displays the detailed information of the cameras available on the device
* # * # 44336 # * # *: Allows the display of the compilation date and its change list
* # * # 4636 # * # *: Statistical sample of use, handling of the battery, advanced options of connections (wifi, bluetooth, mobile networks) among other options.
* # * # 4986 * 2650468 # * # *: By entering this code you can see the firmware, hardware, PDA and RF Call Date information of the device
* # 12580 * 369 #: Detailed information of the software and hardware of the device
* # 7465625 #: Displays the current status of phone lock
* # 872564 #: Shows information and statistics about the USB logging
Tests
* # * # 0 * # * # *: Allows the execution of a test for the LCD screen
* # * # 0842 # * # *: Lighting tests to the screen and vibration tests * # * # 0283 # * # *: Loop test of data packets * # * # 0588 # * # *: Performs a proximity detector test * # * # 1472365 # * # *:
Perform a quick GPS test
* # * # 1575 # * # *: Advanced GPS tests of the device
* # * # 232331 # * # *: Run tests on Bluetooth
* # * # 232339 # * # *: Test the Wireless networks
* # * # 2664 # * # *: Tests on the device’s touch screen
* # * # 3424 # * # *: HTC Run function test program
* # * # 7262626 # * # *: This code executes a field test or device start
## 33284 #: Perform the field test
## 3424 #: Execute diagnostic mode
Hidden menus
* # 0 * #: Access to the service menu of the latest Samsung Galaxy devices
* # * # 8255 # * # *: Access to the Google Talk service monitor
* # 301279 #: This code allows access to the HSPA / HSUPA control menu to select network types
## 3282 #: Displays the EPST menu
## 7764726: Hidden service menu for Motorola Droid
## 778 (+ call key): This option allows you to display the EPST menu
Actions
* # * # 273282 * 255 * 663282 * # * # *: Make an immediate copy backup of all media files stored on the device.
* # * # 7594 # * # *: With this code you can turn off the phone immediately
* 2767 * 3855 #: Device format to factory state (the entire phone will be erased) * # * # 7780 # * # *: Reset the data partition / factory state * # * # 8351 # * # *: Activate and display the registration mode in voice dialing * # * # 8350 # * # *: Deactivates the previous code registration, voice dialing * # 9090 #: Diagnostic settings in the device * # 9900 #: Code for enter the “Dump Mode” of the system * * 05 ** #: Launch the emergency screen to unlock the PUK code ### 8626337: Execute VOCODER ## 786 #: Reverse Logistic Support * # * # 197328640 # * # *:
